3
Introduction ................7
About This Document ......................8
Disclaimer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Trademark
.............................8
Manual Structure
........................9
References
............................ 10
Acronyms
............................. 11
Chapter 1
Overview of Testings
(Set-up and Baseline Tests)
..13
1.1 Xpress Digital Mammography System
Overview of Testings ................14
1.2 Getting Ready for Measurements . . . . . . 15
1.2.1 Dedicated REGIUS Plates and
Cassettes ...................... 15
1.2.2 Exam Tags and Processing Menu ...15
1.2.3 S value ........................ 15
1.3 Baseline Tests .....................16
Chapter 2
QC Activities for
the Technologist
...........17
2.1 Testing Summary...................18
2.1.1 Test Items, Testing Frequency and
Action Criteria ..................18
2.1.2 Required Equipment .............19
2.2 Daily Operational Checks ............21
2.2.1 Test Objective .................. 21
2.2.2 Frequency ..................... 21
2.2.3 Required Equipment .............21
2.2.4 Procedure .....................21
2.2.5 Performance Criteria and Corrective
Action ......................... 22
2.2.6 Documentation ..................22
2.3 Printer QC (Technologist) ............24
2.3.1 Test Objective .................. 24
2.3.2 Frequency ..................... 24
2.3.3 Required Equipment .............24
2.3.4 Procedure .....................24
2.3.5 Performance Criteria and Corrective
Action ......................... 24
2.3.6 Documentation ..................24
2.4 View Boxes and Viewing Conditions
(Technologist) .....................25
2.4.1 Test Objective .................. 25
2.4.2 Frequency ..................... 25
2.4.3 Required Equipment .............25
2.4.4 Procedure .....................25
2.4.5 Performance Criteria and Corrective
Action ......................... 25
2.4.6 Documentation ..................25
2.5 Monitor QC (Technologist)............26
2.5.1 CR Console Monitor Check ........26
2.5.2 Review Workstation Monitor QC .... 27
2.6 Contrast to Noise Ratio (CNR) Check...28
2.6.1 Test Objective .................. 28
2.6.2 Frequency ..................... 28
2.6.3 Required Equipment .............28
2.6.4 Procedure (for CS-3) .............28
2.6.5 Procedure (for CS-7) .............33
2.6.6 Performance Criteria and Corrective
Action ......................... 39
2.6.7 Documentation ..................40
2.7 Phantom Image Quality (Technologist) . . 44
2.7.1 Test Objective .................. 44
2.7.2 Frequency ..................... 44
2.7.3 Required Equipment .............44
2.7.4 Procedure .....................44
2.7.5 Performance Criteria and Corrective
Action ......................... 46
2.7.6 Documentation ..................47
2.8 Visual Inspection ...................50
2.8.1 Test Objective .................. 50
2.8.2 Frequency ..................... 50
2.8.3 Required Equipment .............50
2.8.4 Procedure .....................50
2.8.5 Performance Criteria and Corrective
Action ......................... 51
2.8.6 Documentation ..................51
2.9 Repeat Analysis....................54
2.9.1 Test Objective .................. 54
2.9.2 Frequency ..................... 54
2.9.3 Required Equipment .............54
2.9.4 Procedure .....................54
2.9.5 Performance Criteria and Corrective
Action ......................... 54
2.9.6 Documentation ..................55
Contents